CN219376500U - Exhaust dust collector of resin sand mixer - Google Patents

Abstract

The application discloses resin sand mixer exhaust dust collector belongs to exhaust dust collector technical field, including hollow box and a sand mixing section of thick bamboo, a sand mixing section of thick bamboo passes through supporting legs fixed mounting in the top of hollow box, the top of a sand mixing section of thick bamboo is provided with sealed lid, the top of hollow box is provided with the drive assembly who is used for driving sealed lid and goes up and down, sealed top fixed mounting has the receiver that runs through the setting, the top of receiver is provided with pumping mechanism, fixed mounting has the filter screen between the left and right sides of receiver, fixed mounting has the baffle between the left and right sides of receiver, the baffle is located the below of filter screen, be provided with a plurality of drainage tubes between the left and right sides of receiver, two horizontal sections of drainage tube are located the upper and lower both sides of baffle respectively, the receiver sets up the opening along length direction's one end. The utility model has the function of automatically cleaning the filter screen and is suitable for popularization.

Description

Exhaust dust collector of resin sand mixer

Technical Field

The application relates to the technical field of exhaust dust removal devices, and more specifically relates to an exhaust dust removal device of a resin sand mixer.

Background

When the resin sand is mixed, a resin binder and a curing agent are required to be added, the resin binder and the curing agent can release toxic and irritant odor gas, the operating environment is deteriorated, the health of operators is endangered, in addition, the technological performance of the resin sand is extremely sensitive to the mud content and the micro powder content, the strength of molding sand is seriously reduced when the content is high, the using effect of the resin sand is affected, and an exhaust and dust removal device is usually arranged on a sand mixer.

Chinese patent publication No.: (CN 215144426U) discloses a resin sand mixer exhaust dust collector, including the sand mixing tank, sand mixing subassembly and dust removal subassembly, the air outlet has been seted up at the top of sand mixing tank, the left top of sand mixing tank is provided with the feed inlet, the bottom on sand mixing tank right side is provided with the discharging pipe, the sand mixing subassembly sets up in the inside of sand mixing tank, dust removal subassembly sets up at the top of sand mixing tank, the sand mixing subassembly includes servo motor, main sand mixing pole, baffle, two auxiliary sand mixing poles, two driven gears and driving gear. This application has realized a resin sand mixer exhaust dust collector through mutually supporting between sand mixing jar, sand mixing subassembly and the dust removal subassembly, not only can effectively get rid of the dust that the resin sand produced at the sand mixing in-process to give the workman a safe and healthy operational environment, conveniently dismouting to the filter screen moreover, thereby conveniently clear up maintenance or change it, thereby improved the practicality of this device greatly.

For the above related art, there is a certain disadvantage, for example, in the process of mixing sand, the filter screen is located right above the opening, after a period of use, dust is adhered to the surface of the filter screen, which affects the filtering efficiency, the filter screen needs to be manually removed and cleaned, and the cleaning process of the filter screen consumes manpower, so, in order to solve such problems, we propose an exhaust dust removing device of a resin sand mixer.

Disclosure of Invention

In order to solve the problems, the application provides an exhaust dust removal device of a resin sand mixer, which adopts the following technical scheme:

the utility model provides a resin sand mixer exhaust dust collector, includes hollow box and a sand mixing section of thick bamboo, a sand mixing section of thick bamboo passes through supporting legs fixed mounting in the top of hollow box, the top of a sand mixing section of thick bamboo is provided with sealed lid, the top of hollow box is provided with the drive assembly who is used for driving sealed lid and goes up and down, the top fixed mounting of sealed lid is the receiver that runs through the setting, the top of receiver is provided with air extraction mechanism, fixed mounting has the filter screen between the left and right sides of receiver, fixed mounting has the baffle between the left and right sides of receiver, the baffle is located the below of filter screen, be provided with a plurality of drainage tubes that are array distribution between the left and right sides of receiver, two horizontal sections of drainage tube are located the upper and lower both sides of baffle respectively, the receiver is provided with the opening that is used for clearing up the dust along length direction's one end, be provided with the dust pushing mechanism that is used for ejecting the dust in the receiver, the tip of receiver is provided with the shutoff mechanism that is used for sealing the opening.

Through adopting above-mentioned technical scheme, through the installation to the receiver, pour the resin sand raw materials into and mix the sand section of thick bamboo after, transmission subassembly drive sealed lid descends and seals up the sand section of thick bamboo, at the in-process of mixing sand, air extraction mechanism forms the receiver negative pressure, poison gas and the dust that mix the production enter into the receiver from the drainage tube in, the filter screen filters the dust, poison gas flows into poison gas treatment facility from the ladder pipe, after accomplishing the mixing sand, shutoff mechanism cancels the sealing to the opening, push away dirt mechanism and release the opening with the dust, automatic clearance to the filter screen has been had the automatic clearance function to the filter screen.

Further, the transmission assembly comprises two U-shaped frames which are symmetrically arranged relative to the sand mixing cylinder, the U-shaped frames are fixedly arranged at the top end of the hollow box, a first screw rod is rotatably arranged between the horizontal section of each U-shaped frame and the hollow box, and the protruding blocks on the side wall of the sealing cover are in threaded connection with the adjacent first screw rods.

By adopting the technical scheme, the two first screws synchronously rotate to drive the sealing cover to lift.

Further, a first servo motor is fixedly arranged at the top end of the hollow box, and a transmission belt is arranged between an output shaft of the first servo motor and the two first screws through belt pulley winding.

Through adopting above-mentioned technical scheme, two first screw rods of first servo motor drive synchronous rotation through the drive belt, drive sealed lid and go up and down.

Further, the air extraction mechanism comprises a negative pressure fan, a stepped pipe which is communicated is fixedly arranged at the top end of the storage box, and the negative pressure fan is fixedly arranged on the inner wall of the bottom of the stepped pipe.

Through adopting above-mentioned technical scheme, negative pressure fan forms the receiver negative pressure, and poison gas and the dust that mix and produce enter into the receiver from the drainage tube.

Further, the dust pushing mechanism comprises a dust pushing plate, the dust pushing plate is slidably mounted between the left side and the right side of the storage box, a second screw is rotatably mounted between the two ends of the storage box along the length direction, the second screw is in threaded connection with the dust pushing plate, a second servo motor is fixedly mounted at one end, far away from the opening, of the storage box, and an output shaft of the second servo motor is fixedly connected with the second screw through a coupling.

Through adopting above-mentioned technical scheme, second servo motor drive second screw rod rotates, and the dust push plate that keeps away from the opening removes to the opening, carries out automatic clearance to the filter screen.

Further, the bristles are fixedly arranged at the top end and the bottom end of the dust pushing plate, the bristles at the top wall of the dust pushing plate are matched with the filter screen, and the bristles at the bottom wall of the dust pushing plate are matched with the partition plate.

Through adopting above-mentioned technical scheme, brush hair on the dust pushing plate releases the opening with the dust to clear up the filter screen voluntarily.

Further, the shutoff mechanism includes the closing plate, the one end fixed mounting that the receiver is close to the opening has two stopper that are the symmetry setting, closing plate slidable mounting is between two stopper, the one end fixed mounting that the receiver is close to the closing plate has electric telescopic handle, electric telescopic handle's slide bar tip is fixed connection with the closing plate.

By adopting the technical scheme, the electric telescopic rod drives the sealing plate to seal or cancel sealing the opening.

In summary, the present application includes the following beneficial technical effects:

through the installation to the receiver, pour resin sand raw materials into the back of mixing a sand section of thick bamboo, transmission subassembly drive sealed lid descends and seals a sand mixing section of thick bamboo, at the in-process of mixing sand, air extraction mechanism forms the negative pressure with the receiver, poison gas and the dust that mix the production enter into the receiver from the drainage tube in, the filter screen filters the dust, poison gas flows into poison gas treatment facility from the ladder pipe, after accomplishing the sand mixing, shutoff mechanism cancels the sealing to the open mouth, push away dirt mechanism and release the open mouth with the dust, automatic clearance to the filter screen has been had the automatic clearance function to the filter screen.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a mounting block diagram of the transmission assembly of the present application;

FIG. 3 is a mounting block diagram of the plugging mechanism of the present application;

fig. 4 is a cross-sectional view of the case of the present application.

The reference numerals in the figures illustrate:

1. a hollow box; 2. a sand mixing cylinder; 3. sealing cover; 4. a U-shaped frame; 5. a first screw; 6. a first servo motor; 7. a transmission belt; 8. a storage box; 9. a step pipe; 10. a negative pressure fan; 11. a filter screen; 12. a partition plate; 13. a drainage tube; 14. a dust pushing plate; 15. a second screw; 16. a second servo motor; 17. a limiting block; 18. a sealing plate; 19. an electric telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

The present application is described in further detail below in conjunction with figures 1-4.

Referring to fig. 1-4, an exhaust dust removing device of a resin sand mixer comprises a hollow box 1 and a sand mixing cylinder 2, wherein the sand mixing cylinder 2 is fixedly arranged at the top end of the hollow box 1 through supporting legs, the sand mixing cylinder has sand mixing function, a sealing cover 3 is arranged at the top end of the sand mixing cylinder 2, the sealing cover 3 has sealing function, a transmission component for driving the sealing cover 3 to lift is arranged at the top end of the hollow box 1, the transmission component comprises two U-shaped frames 4 symmetrically arranged relative to the sand mixing cylinder 2, the U-shaped frames 4 are fixedly arranged at the top end of the hollow box 1, the supporting function is realized, a first screw 5 is rotatably arranged between the horizontal section of the U-shaped frames 4 and the hollow box 1, a lug on the side wall of the sealing cover 3 is in threaded connection with an adjacent first screw 5, the transmission function is realized, a first servo motor 6 is fixedly arranged at the top end of the hollow box 1, a transmission belt 7 is arranged between an output shaft of the first servo motor 6 and the two first screws 5 through belt pulleys, the air suction device has a driving function, a storage box 8 which is arranged in a penetrating manner is fixedly arranged at the top end of a sealing cover 3 and has a storage function, an air suction mechanism is arranged at the top end of the storage box 8 and comprises a negative pressure fan 10, a stepped pipe 9 which is arranged in a communicating manner is fixedly arranged at the top end of the storage box 8 and has a drainage function, the negative pressure fan 10 is fixedly arranged on the inner wall of the bottom of the stepped pipe 9 and has a negative pressure function on the storage box 8, a filter screen 11 is fixedly arranged between the left side and the right side of the storage box 8 and has a dust filtering function, a partition plate 12 is fixedly arranged between the left side and the right side of the storage box 8 and is positioned below the filter screen 11 and has a dust supporting function, a plurality of drainage pipes 13 which are distributed in an array are arranged between the left side and the right side of the storage box 8, two horizontal sections of the drainage tube 13 are respectively positioned on the upper side and the lower side of the partition plate 12, have a drainage effect, and are provided with an opening for cleaning dust at one end of the storage box 8 along the length direction.

Referring to fig. 1 and 3-4, a dust pushing mechanism for pushing out dust is arranged in a storage box 8, the dust pushing mechanism comprises a dust pushing plate 14, the dust pushing plate 14 is slidably mounted between the left side and the right side of the storage box 8, bristles are fixedly mounted at the top end and the bottom end of the dust pushing plate 14, the bristles on the top wall of the dust pushing plate 14 are matched with a filter screen 11, the bristles on the bottom wall of the dust pushing plate 14 are matched with a partition plate 12, the dust pushing mechanism has a dust pushing effect, a second screw 15 is rotatably mounted between the two ends of the storage box 8 along the length direction, the second screw 15 is in threaded connection with the dust pushing plate 14, a transmission effect is achieved, a second servo motor 16 is fixedly mounted at one end, far away from an opening, of the storage box 8, of the second servo motor 16 is fixedly connected with the second screw 15 through a coupling, a driving effect is achieved, a sealing mechanism for sealing the opening is arranged at the end of the storage box 8, the sealing mechanism comprises a sealing plate 18, two symmetrically arranged limiting blocks 17 are fixedly mounted at one end, close to the opening, of the storage box 8, a telescopic rod is provided with the sealing plate 18 is fixedly mounted at one end, close to the sealing plate 19, and the telescopic rod is fixedly connected with the sealing rod 19 at one end, which is provided with the sealing rod 19.

The implementation principle of the embodiment of the application is as follows: after resin sand raw materials are poured into the sand mixing barrel 2, the first servo motor 6 drives the two first screws 5 to synchronously rotate through the transmission belt 7, the sealing cover 3 is driven to descend and seal the sand mixing barrel 2, in the sand mixing process, the negative pressure fan 10 forms negative pressure on the storage box 8, toxic gas and dust generated by mixing enter the storage box 8 from the drainage tube 13, the filter screen 11 filters dust, the toxic gas flows into toxic gas treatment equipment from the stepped tube 9, after sand mixing is completed, the second servo motor 16 drives the second screws 15 to rotate, the dust pushing plate 14 far away from the opening moves towards the opening, meanwhile, the electric telescopic rod 19 drives the sealing plate 18 to cancel sealing of the opening, bristles on the dust pushing plate 14 push the dust out of the opening, and the filter screen 11 is cleaned automatically.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (7)

1. The utility model provides a resin sand mixer exhaust dust collector, includes hollow box (1) and a sand mixing section of thick bamboo (2), its characterized in that: the utility model discloses a dust-removing device for the dust-removing device, including hollow box (1) and baffle (12), sand mixing section of thick bamboo (2), support foot fixed mounting is passed through in the top of hollow box (1), the top of sand mixing section of thick bamboo (2) is provided with sealed lid (3), the top fixed mounting of sealed lid (3) has receiver (8) that are running through the setting, the top of receiver (8) is provided with bleed mechanism, fixed mounting has filter screen (11) between the left and right sides of receiver (8), fixed mounting has baffle (12) between the left and right sides of receiver (8), baffle (12) are located the below of filter screen (11), be provided with a plurality of drainage tubes (13) that are the array distribution between the left and right sides of receiver (8), two horizontal sections of drainage tube (13) are located the upper and lower both sides of baffle (12) respectively, the one end setting of receiver (8) along length direction is used for the opening of dust, be provided with in receiver (8) and be used for ejecting dust-removing mechanism, the end that pushes away dust-removing mechanism is used for sealing the end of receiver (8).

2. The exhaust and dust removal device of the resin sand mixer according to claim 1, wherein: the transmission assembly comprises two U-shaped frames (4) which are symmetrically arranged relative to the sand mixing barrel (2), the U-shaped frames (4) are fixedly arranged at the top ends of the hollow boxes (1), first screw rods (5) are rotatably arranged between the horizontal sections of the U-shaped frames (4) and the hollow boxes (1), and protruding blocks on the side walls of the sealing covers (3) are in threaded connection with the adjacent first screw rods (5).

3. The exhaust and dust removal device of the resin sand mixer according to claim 2, wherein: the top of the hollow box (1) is fixedly provided with a first servo motor (6), and a transmission belt (7) is arranged between an output shaft of the first servo motor (6) and the two first screws (5) through belt pulley winding.

4. The exhaust and dust removal device of the resin sand mixer according to claim 1, wherein: the air exhaust mechanism comprises a negative pressure fan (10), a stepped pipe (9) which is communicated is fixedly arranged at the top end of the storage box (8), and the negative pressure fan (10) is fixedly arranged on the inner wall of the bottom of the stepped pipe (9).

5. The exhaust and dust removal device of the resin sand mixer according to claim 1, wherein: the dust pushing mechanism comprises a dust pushing plate (14), the dust pushing plate (14) is slidably mounted between the left side and the right side of the storage box (8), a second screw (15) is rotatably mounted between the two ends of the storage box (8) along the length direction, the second screw (15) is in threaded connection with the dust pushing plate (14), a second servo motor (16) is fixedly mounted at one end, far away from the opening, of the storage box (8), and an output shaft of the second servo motor (16) is fixedly connected with the second screw (15) through a coupler.

6. The exhaust and dust removal device of the resin sand mixer according to claim 5, wherein: the top and bottom of the dust pushing plate (14) are fixedly provided with bristles, the bristles on the top wall of the dust pushing plate (14) are matched with the filter screen (11), and the bristles on the bottom wall of the dust pushing plate (14) are matched with the partition plate (12).

7. The exhaust and dust removal device of the resin sand mixer according to claim 1, wherein: the plugging mechanism comprises a sealing plate (18), two limiting blocks (17) which are symmetrically arranged are fixedly arranged at one end, close to an opening, of the storage box (8), the sealing plate (18) is slidably arranged between the two limiting blocks (17), an electric telescopic rod (19) is fixedly arranged at one end, close to the sealing plate (18), of the storage box (8), and the end part of a sliding rod of the electric telescopic rod (19) is fixedly connected with the sealing plate (18).